import shelve
d = shelve.open('shelve_test') #打开一个文件
class Test(object):
    def __init__(self,n):
        self.n = n
t = Test(123)
t2 = Test(123334)
name = ["alex","rain","test"]
d["test"] = name #持久化列表
d["t1"] = t      #持久化类
d["t2"] = t2
d.close()

f = shelve.open('shelve_test')
print(f["test"])
print(f["t1"])
print(f["t2"])
